There are 2 matches

Collection Authorizer Collection name Reference
124953M. Clapham Drumheller concretion (coll. Roy Fowler 1939) Late Campanian - Cretaceous 7 - Canada McAlpine (1970)
135739M. Carrano TMP NL-4 (coll. Brinkman 2003) Early Maastrichtian - Cretaceous 8 - Canada Larson et al. (2010)

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